# チャイム vs AKEMUTSU

The clearest difference is ads: AKEMUTSU at none against チャイム's shown. AKEMUTSU also leads on update cadence (daily vs monthly) and device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

チャイム ships an update monthly, AKEMUTSU daily. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | チャイム | AKEMUTSU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Daily** |
| Size | 26 MB | 60 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [kouji kawai](https://appshunter.io/developer/1704486915) | [Shoya Inoue](https://appshunter.io/developer/1881641456) |

## What reviewers say

### チャイム

[App page](https://appshunter.io/ios/app/id6746429529)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### AKEMUTSU

[App page](https://appshunter.io/ios/app/akemutsu/id6759918180)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is チャイム free?

チャイム is free to download, with no in-app purchases.

### Is AKEMUTSU free?

AKEMUTSU is free to download, with no in-app purchases.

### Do チャイム or AKEMUTSU have ads?

チャイム shows ads; AKEMUTSU does not.

### Which is updated more often, チャイム or AKEMUTSU?

チャイム ships an update monthly, and AKEMUTSU daily. Most recently, チャイム was updated on October 5, 2026 and AKEMUTSU on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*